For the more information about the air resources of the National Park Service, please visit http://www.nature.nps.gov/air/.


Turtle Mountains Natural Area

Turtle Mountains Natural Area
Turtle Mountains Natural Area

Turtle Mountains Natural Area contains two mountain sections of entirely different composition. It illustrates past volcanic phenomena with superimposed sculpturing of mountain landforms by weathering and uplift.

Location: San Bernardino County, CA

Year designated: 1973

Acres: 104,027

Ownership: Federal, State

For additional information see:


← Back to NNL listing for CA.

← Back to listing of all states and territories.




Please remember, National Natural Landmarks (NNLs) are not national parks. NNL status does not indicate public ownership, and many sites are not open for visitation.

Last Updated: June 28, 2012